Sigma Plumbing Mechanical Contractors LLC.

Harry Sokos
Real name:


Sigma Plumbing Mechanical Contractors LLC. is committed to providing you the best professional and prompt service. We value each of our projects and customers and aim to provide the best quality work and budget to meet their needs. We approach every project with a focus on cost, aesthetics, maintaining a prompt timeline, reliable service and professionals to work with. For over thirty years Sigma Plumbing Mechanical Contractors has been working to provide the DC Metropolitan Area with a business that they can rely in producing unique and innovative structures. Each of our projects is handled with personally by all company members that are available at any time to assist customers.

Work Hours

No working hours added yet.


If you would like to refresh homes and businesses we can help you achieve your vision. Many of our projects have been bringing new life and design to...


There are no reviews yet for this business, be the first to review.


City Serviced

Bolling AFB
Chevy Chase
Dulles International Airport
Fort McNair
Joint Base Anacostia Bolling
Naval Anacost Annex
Parcel Return Service
US Marine Corps Barracks
Washington Navy Yard